Automatic sample testing machine



FIG. 1 is a perspective view of the design;

FIG. 2 is a front elevational view thereof;

FIG. 3 is a side elevational view of the machine as seen from the left hand side of the machine in FIG. 2;

FIG. 4 is a side elevational view of the machine as seen from the right hand side of the machine in FIG. 2;

FIG. 5 is a top plan view thereof;

FIG. 6 is a perspective view of an alternative embodiment of the design; and,

FIG. 7 is a front elevational view of the alternative embodiment of FIG. 6.

FIGS. 3-5 also illustrate the side and top views of the alternative embodiment of FIGS. 6 and 7.

The rear and bottom sides of the machine are not ornamented. 

The ornamental design for an automatic sample testing machine, as shown and described. 